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Finding the Fourth Proportional to 179,810.60, 269,715.90 and 96,866.60

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Solution

The fourth proportional to 179,810.60, 269,715.90 and 96,866.60 is: 145,299.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,810.60 : 269,715.90 = 96,866.60 : x
  2. Step 2: Convert to fraction form
    179,810.60/269,715.90 = 96,866.60/x
  3. Step 3: Cross multiply
    179,810.60x = 269,715.90 × 96,866.60
  4. Step 4: Simplify right side
    179,810.60x = 26,126,462,198.94
  5. Step 5: Solve for x
    x = 26,126,462,198.94/179,810.60
  6. Step 6: Final answer
    x = 145,299.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.